You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I am planning to visit Chicago, will you help me in booking the flight ticket from PHX to ORD?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are Dec 05 and Dec 07.

ASSISTANT: Can I know your connection limit?

USER: I need a flight with single connection.

ASSISTANT: Which class do you prefer?

USER: I am comfortable in any class.

ASSISTANT: There is a flight on frontier airline, flight number 1022 with the fare of 100. Can I proceed?

USER: You can proceed booking under the name Deborah Baker.

ASSISTANT: Your ticket has been booked.

USER: Thank you for helping me.

ASSISTANT: Thank you for opting us.