You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Can you book a flight ticket from HOU to DEN?

ASSISTANT: Sure, may I know your travelling dates?

USER: My planned travel dates are July, 11 and July, 13.

ASSISTANT: Do you need a stopover in between journey?

USER: Yes, I need a stopover.

ASSISTANT: Can I know your other preferences?

USER: I need to travel in economy class.

ASSISTANT: Please, provide your name.

USER: John Gonzalez here.

ASSISTANT: There is a flight of Hawaiian airline, flight number 1001 with the fare of 100. Can I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for choosing us.