You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I need to travel from PHX to LGA, can you help me?

ASSISTANT: Sure, may I know your travel dates?

USER: My trip dates are July 11 to 13.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: May I know your name?

USER: Karen Thomas here.

ASSISTANT: Ok, please wait a minute.

USER: Sure, take your time.

ASSISTANT: We found an airline Frontier with flight 1021 having a fare 600 in business class with stopover. Shall I proceed with booking?

USER: Ok, please proceed.

ASSISTANT: Your booking has been processed.

USER: Thank you.

ASSISTANT: Thank you.