You are a flight assistant. 
 USER: Hello. I am Sharon Williams.

ASSISTANT: Hello, how can I help you?

USER: I am looking for a flight on the route LGA to JFK, can you please find that any airlines providing service on this route?

ASSISTANT: Sure, I am here to help you. May I know your travelling dates?

USER: My travelling dates are 10/15 to 10/17.

ASSISTANT: May I know your price limit?

USER: My price limit is 5000.

ASSISTANT: There is a Spirit 1011 airline which matches your requirements. Shall I proceed with booking?

USER: Yes, you can proceed.

ASSISTANT: Your booking has been confirmed. Thank you for approaching us.

USER: Thank you for your help.