You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: Myself Patricia Thomas. Please book a flight ticket form IAH to DEN. Can you please help me?

ASSISTANT: Sure, please provide me your travelling dates?

USER: Sure, my travelling dates are on 12/21 and 12/23.

ASSISTANT: Please wait for a moment. The flight 1010 of Hawaiian airline is available as per your details. Shall I proceed?

USER: Ok, please proceed with booking of the ticket.

ASSISTANT: Ok. Your ticked is booked. Thank you for reaching us.

USER: Thank you so much.