Hello.
user
Hello. How can I help you?
assistant
Myself Robert Thomas from Seattle. I want to go to Washington for attending a birthday party there. Can you please book a flight ticket for me?
user
My I know your travelling dates?
assistant
Thank you for accepting my request, I want to take off on 05/21 and please book my return ticket also on 05/23.
user
Your airport codes please?
assistant
I want to fly from SEA and destination airport is DCA.
user
There is a flight with single connecting, can I  proceed for booking in AA airlines?
assistant
May I know the price limit of this airline?
user
It cost you 100 only.
assistant
Is there any option to change my travel dates. If I am unable to travel on those dates.
user
Ok, may I know your changing travel dates please?
assistant
I am not saying to change my travel dates now. If I am unable to travel on those dates is there any option to change my reservation.
user
Ok, that option is provided by our airlines as per convenience of customers.
assistant
Oh! That's great, now you can confirm my flight ticket.
user
Your booking is confirmed.
assistant
Thank you for your service.
user
Thank you for choosing us.
assistant