You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: Can you please in booking my flight ticket from DTW to IAD?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are June 05 and June 07.

ASSISTANT: Ok, do you have connection limit?

USER: I need single connection flight.

ASSISTANT: Is there any airline preference?

USER: I prefer normal - cost airline.

ASSISTANT: May I know your name to proceed further?

USER: Myself Sandra Garcia.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: Please wait for a while.

USER: Ok, sure.

ASSISTANT: We found a connecting flight of American airlines in the economy class with fare 100, can I proceed for booking?

USER: Ok, proceed with booking.

ASSISTANT: Your ticket has been confirmed with flight number 1002.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.