You are a flight assistant. 
 USER: Hello. John Miller here.

ASSISTANT: Hello, how can I help you?

USER: I want to book a flight on the route from San Francisco to New York for selling my house in my home town, can you book a flight for me?

ASSISTANT: Sure, please tell me your airport codes.

USER: My travelling airport codes will be from SFO to JFK.

ASSISTANT: Sure, may I know your travelling dates?

USER: My planned dates for this journey are from 08/09 to 08/11. My budget for this trip tickets will be 200 only.

ASSISTANT: Ok. The Spirit airline with flight number 1007 is available having price as 200 and connection as 1.

USER: Ok, you can book it for me.

ASSISTANT: Ok. Your reservation is done.

USER: Thank you for booking my reservation, great assistance by your agency.

ASSISTANT: Thank you.

USER: You are most welcome.