You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you now?

USER: My name is Nicholas Baker. I would like to book a ticket from ORD to BOS.

ASSISTANT: May I know your desirable dates for this trip?

USER: My itinerary travel dates are as follows May 23 and May 25.

ASSISTANT: May I know your depart and return time please?

USER: My return time should be in the afternoon.

ASSISTANT: Do you need a connecting flight?

USER: I would like to board on a single connection flight.

ASSISTANT: May I know your airline preference?

USER: No, I have none.

ASSISTANT: May I know your class preference too?

USER: No I am flexible with any class.

ASSISTANT: Flight-1013 is available for you with 1 connection at the price of 300. Can I book it for you?

USER: Please proceed with booking.

ASSISTANT: Your ticket is reserved, thank you for choosing us.

USER: Thank you for the help.