You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: Can you help me in booking from SFO to DCA?

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

USER: My travelling dates are from July 20 to July 22.

ASSISTANT: Is there any connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: May I know your name please?

USER: My name is Matthew Rodriguez.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Spirit airlines is providing connecting flight for you with the fare of 100 in economy class, shall I proceed with the booking?

USER: Ok, proceed.

ASSISTANT: Your ticket is booked with the flight-1003.

USER: Thank you.

ASSISTANT: Thank you for choosing us.