You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Dorothy Smith.

ASSISTANT: Glad to meet you Smith.

USER: Please look for a flight from PHX to DEN, to visit the Discover Rocky Mountain National Park from Denver or Boulder.

ASSISTANT: Sure, may I know your travel dates please?

USER: My journey dates are 01/02 and 01/04.

ASSISTANT: Ok, hold on for a moment. Let me check the best flight for you.

USER: Take your own time.

ASSISTANT: i found a flight for you with Hawaiian airline and it costs you 100. Shall I proceed?

USER: Yes, you can.

ASSISTANT: Your ticket has been booked with 1009 flight number.

USER: Thanks for your help.

ASSISTANT: Welcome, thank you for choosing us. Have a safe flight.