You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Christine Carter.

ASSISTANT: How may I assist you?

USER: I want to book a ticket from DFW to BOS, can you help me?

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

USER: My travel dates are 01/22 and 01/24.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: Spirit airlines is available in your route with the ticket fare of 100, shall I proceed with the booking?

USER: You can book it.

ASSISTANT: Your ticket is booked with the direct flight-1021.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.