Hello.
user
Hello, how may I render you?
assistant
I want to travel from HOU to OAK. Can you help me to book a flight ticket?
user
Sure, may I know your trip dates?
assistant
I want to fly in the flight on Jan 21 and Jan 23.
user
Which class do you prefer?
assistant
No, but I am looking for a connecting flight.
user
May I know your name?
assistant
Raymond Wilson.
user
Sorry Raymond Wilson, no flights are available on your route.
assistant
That's ok. Anyways, thank you.
user
Thank you for choosing us.
assistant