Hello, my name is Patrick Gonzalez.
user
Hello, what help are you seeking from me?
assistant
I want to book a flight ticket to my friend for his holiday trip to Houston. Can you help me with it?
user
Sure, can You provide me your travel dates please?
assistant
Yes, the travel date we planned are 03/15 and the return day is 03/17.
user
May I  know your airport cods please?
assistant
Sure, as it is round trip the airport code is HOU.
user
Just a moment please.
assistant
Ok, take your time.
user
I am sorry no flights found on your route.
assistant
That's fine. Thank you for your quick assistance.
user
Thank you for choosing us.
assistant