You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I am Alexander Edwards. I would like to book a flight ticket from AZ-PHX to CO-DEN.

ASSISTANT: Sure, I will be happy to help you.

USER: Could you please help me with booking a flight ticket?

ASSISTANT: May I Know when you are planning to travel?

USER: 05/19 and 05/21 are my travelling dates.

ASSISTANT: Let me know your afford for flight ticket.

USER: I can pay up to 1000.

ASSISTANT: We found a flight with an airline Hawaiian of flight 1001 and fare is 100.

USER: You can proceed with booking.

ASSISTANT: Your flight ticket has been done successfully.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.