You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I am planning to travel form MCO to BOS, help me in booking a flight?

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

USER: I am planning to travel from June 11 to 13.

ASSISTANT: Can you please share your connection limit?

USER: I prefer single connection flight.

ASSISTANT: May I know your name please?

USER: I am Frank Miller.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: JetBlue airlines is providing direct flight for you with the fare of 200, in economy class, shall I proceed with the booking?

USER: Proceed for booking, if its a normal-cost airlines.

ASSISTANT: Frank Miller, there are no flights available in your route.

USER: That's ok, thank you.

ASSISTANT: Thank you for reaching us.