You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am Jack Parker. Could you please help me in booking my flight ticket from PHX to IAH for my alumni meet.

ASSISTANT: Sure, let me know your travelling dates.

USER: My planned trip dates are June 20 to 22.

ASSISTANT: Please share your specifications.

USER: I need a connecting flight within the fare of 200.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: We found a connecting flight with UA airline and price is 100 of 1008 flight. Shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.