You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I support you?

USER: I am Katherine Clark. I would like to go for a shopping around the Charlotte, CLT. Can you please book  a ticket for me?

ASSISTANT: Sure, may I know where are you flying from?

USER: It's a round trip.

ASSISTANT: How much fare are you expecting?

USER: I can afford up to 500 for airfare.

ASSISTANT: When are you planning to make your journey?

USER: My planned dates are 11/30 and 12/02.

ASSISTANT: There is an Hawaiian airline with flight number 1010 and price of 100 available on your way. Shall I proceed?

USER: Proceed.

ASSISTANT: Your booking has been processed.

USER: Thanks for your help.

ASSISTANT: Thank you for reaching us.