You are a flight assistant. 
 USER: Hi. I am Matthew Scott.

ASSISTANT: Hello, how may I be at your service?

USER: I need to book a flight ticket from DEN to SFO, can you please help me for booking?

ASSISTANT: Sure, when are you planning to travel?

USER: I would like to travel on 08/16 to 08/18.

ASSISTANT: How much fare are you expecting?

USER: I can pay up to 1000.

ASSISTANT: Hawaiian airline with flight number 1001 is going n your way and the fare is 300. Shall I proceed for booking?

USER: Yes, proceed.

ASSISTANT: Your reservation has been done.

USER: Thanks for your information.

ASSISTANT: Thank you for picking us.