You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I want to travel from MSP to IAD. Can you help me to book a flight ticket?

ASSISTANT: Sure, may I know your name please?

USER: Carol Robinson.

ASSISTANT: May I know your travelling dates please?

USER: I want to travel in the flight on Oct 01 and Oct 03.

ASSISTANT: Is there any class preference for you?

USER: No.

ASSISTANT: May I know your preferable time please?

USER: I am ok with any time.

ASSISTANT: May I know your connection limit please?

USER: I am ok with any connection.

ASSISTANT: There is a connecting flight of fare 100 with economy class in Unites airline, shall I proceed fro booking?

USER: That's fine, please proceed the booking.

ASSISTANT: Your ticket has been confirmed with flight number 1013.

USER: Thank you for your help.

ASSISTANT: You are welcome.