Hello.
user
Hello. How may I assist you?
assistant
I want to travel from DFW to SFO. Can you help me to book a flight ticket?
user
Sure, can I know your travelling dates please?
assistant
I want to fly in the flight on May 17 and May 19.
user
Is there any airline preference for you?
assistant
I prefer normal-cost airline.
user
Do you need any other requirements?
assistant
I want to depart in morning time.
user
May I know your good name please?
assistant
Kevin Carter.
user
Unfortunately there are no flights found with your given information.
assistant
That's ok. Anyways, thank you for your help.
user
Thank you for choosing us.
assistant