Hello.
user
Hello, how may I assist you today?
assistant
I would like to book a flight ticket from PHL to ATL to meet my sister. Could you please help me with booking a connecting flight?
user
Sure, may I know your name?
assistant
I am Mark Rodriguez.
user
Can I know your travelling dates?
assistant
My travelling dates are Aug 28 and Aug 30.
user
Which class do you prefer to travel?
assistant
I am comfortable with any class.
user
Do you have any other specifications?
assistant
I would like to depart in the evening.
user
Ok, wait a minute.
assistant
Sure.
user
Sorry, there are  no flights available on your travelling dates.
assistant
No worries, thank you for the information.
user
Thank you for reaching us.
assistant