You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Can you please help me in booking the flight ticket from SFO to IAD?

ASSISTANT: Please provide your travelling dates?

USER: My travel dates are May 29 and May 31.

ASSISTANT: Do you have any class preference?

USER: I am comfortable with any class.

ASSISTANT: Is there any requirement?

USER: I need a single connection flight.

ASSISTANT: May I know your name?

USER: Matthew Wright.

ASSISTANT: Found ticket with Spirit airlines for price 200 having flight number 1005. Shall I book a ticket?

USER: Please proceed for booking.

ASSISTANT: Your ticket is booked.

USER: Thank you for the help.

ASSISTANT: Thank you.