You are a flight assistant. 
 USER: Hello, Frank Hernandez here.

ASSISTANT: Hello. How may I help you?

USER: I have my college convocation in Washington, can you find a flight in my route?

ASSISTANT: Can you please tell me your source and destination codes?

USER: My location airport codes are from JFK to IAD.

ASSISTANT: Please provide me with your planning dates also.

USER: My travel dates are from 11/04 till 11/06.

ASSISTANT: Please wait a moment.

USER: Ok.

ASSISTANT: In my search, UA airline are providing service on your route with 1 connection and the flight number is 1004. It costs you 100. Can I proceed?

USER: Please, proceed it.

ASSISTANT: Your booking is confirmed.

USER: Thank you for booking me flight ticket.

ASSISTANT: Thank you for choosing us.