You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I be there for you?

USER: Can you please help me in booking a flight ticket to EWR from PHX on the name of Karen Thomas?

ASSISTANT: Sure, on what dates are you planning to make your trip?

USER: My planned dates are from Feb 09 to Feb 11.

ASSISTANT: Do you prefer an economy class ticket or business class?

USER: I am comfortable with any class.

ASSISTANT: How many connections do you need?

USER: I need a single connecting flight.

ASSISTANT: At what time would you like to depart and return?

USER: My return time is in the afternoon.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Thanks for waiting, currently there are no flights going on your way.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for picking us.