You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I want to book a ticket from IAD to MSP. Could you book a ticket?

ASSISTANT: Sure, please provide your travelling dates.

USER: Departure is by Apr, 13 and return date is Apr, 15.

ASSISTANT: Do you have any other specifications?

USER: I need a connecting flight.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Southwest airlines is providing you the ticket in economy class with a price of 100, shall I proceed?

USER: Proceed for booking.

ASSISTANT: Your ticket has been reserved with flight-1007.

USER: Thanks.

ASSISTANT: May I know your name please?

USER: My name is Rebecca Parker.

ASSISTANT: Ok, thank you for reaching us.