Hello.
user
Hello.
assistant
I am Dennis Hall.
user
How may I help you?
assistant
I would like to book a flight ticket with economy class.
user
Please share me your source and destination codes.
assistant
Sure, my airport codes are HOU and AUS.
user
Sure, I will help you in booking the ticket. May I know your travelling dates please?
assistant
My travelling dates are Mar 18 and Mar 20.
user
Do you have any other specifications?
assistant
Yes, I want to return in the afternoon.
user
Sorry for this inconvenience, I could not find any flight with your requirements.
assistant
No worries, thank you for the information.
user
Thank you for reaching us.
assistant