You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am planning a surprise party for my friend on his birthday, who lives at Denver. Can you help me with booking?

ASSISTANT: Sure, do you have any price limit?

USER: Yes, I can afford up to 1000.

ASSISTANT: Help me with the travel dates?

USER: My travelling dates are 03/11 to 03/13.

ASSISTANT: May I know your airport codes?

USER: My airport codes are from CA-LAX to CO-DEN.

ASSISTANT: Thank you for your details, we found a flight in an airline Hawaiian of number 1005, price of 100. Shall I proceed to book?

USER: Ok, please confirm my ticket.

ASSISTANT: May I know your name please?

USER: I am Kenneth Hernandez.

ASSISTANT: Your flight ticket has been processed. Thank you for reaching us.

USER: Thank you.