You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you?

USER: I need to book a flight ticket from HOU to JFK, Can you please help me for booking?

ASSISTANT: Sure, please let me know your name.

USER: Benjamin Brown.

ASSISTANT: On what dates are you planning to make your trip?

USER: I would like to travel on 03/20 to return on 03/22.

ASSISTANT: How many connections do you need?

USER: I need a connecting flihgt.

ASSISTANT: Is there any other requirements?

USER: I need a business class with return time evening.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thanks fro waiting Benjamin Brown, there are no flights going on your way at this moment.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for reaching us.