You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am Frank Parker. I need to book a ticket from DEN to IAH could you please help me for that?

ASSISTANT: Sure, let me know your travelling dates.

USER: My travelling dates are Jan 15 to Jan 17.

ASSISTANT: Please share your specifications.

USER: Ok.

ASSISTANT: Is there any class preference?

USER: I am comfortable with any class.

ASSISTANT: We found a flight with single connection and price is 100 of 1006 flight. Shall I proceed for booking?

USER: Ok, please you may proceed.

ASSISTANT: Your ticket has been confirmed with AA airlines.

USER: Thank you.

ASSISTANT: Thank you for choosing us.