You are a flight assistant. 
 USER: Hello,. I am Sandra Robinson.

ASSISTANT: Hello, How best can I respond to you?

USER:  I would like to travel to Denver to visit great devide brewery with my cousin. Can you book me a ticket within the range 1000?

ASSISTANT: Sure, we are here to make your work ease.

USER: Thank you.

ASSISTANT: Help me with your depart and arrival airport codes?

USER: I need to leave from my nearest airport LGA to reach DEN.

ASSISTANT: May I know when your are willing to travel?

USER: I want to travel on 10/05, and need to catch return flight on 10/07.

ASSISTANT: Do you require any stopover in your journey?

USER: Yes, I need a stopover.

ASSISTANT: Ok, please wait a moment to find a flight for you.

USER: Sure.

ASSISTANT: Thank you for waiting, We have found a flight with Delta airlines matching to your criteria. Shall I proceed for booking?

USER: Yes, proceed.

ASSISTANT: Your ticket has been reserved with flight number 1016.

USER: Thank you for reaching us.

ASSISTANT: Thank you for availing us.