Hi.
user
Hello.
assistant
I am Richard Harris.
user
How can I help you?
assistant
Please help me to book a flight ticket from HOU to PHL.
user
Sure, I will help you to book a flight ticket. Can you please share me your travelling dates?
assistant
Sure, my travelling dates are from May, 02 to May, 04.
user
Ok, do you have any connection limit?
assistant
Yes, I need a single connecting flight.
user
Ok, may I know your arrival and departure time?
assistant
I need to return in the morning.
user
Sorry, no flights are available on your route.
assistant
Nothing to worry. Thanks for letting me know.
user
Welcome, have a nice day.
assistant