You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you at this minute?

USER: Help me in booking a from DFW to OAK?

ASSISTANT: Sure, I am here to help you with that. Can I know your planned trip dates?

USER: My travelling dates are Mar 27 to 29.

ASSISTANT: May I know your good name?

USER: I am Edward Martin.

ASSISTANT: Is there any other requirements?

USER: I prefer travelling in single connection flight in normal-cost airlines.

ASSISTANT: May I know your depart and return timings?

USER: I don't have any timings.

ASSISTANT: Ok, please wait for a minute.

USER: Ok.

ASSISTANT: The Southwest airlines are providing a flight having a connection limit 1 and the ticket fare of 100. Can I proceed with the ticket booking?

USER: Proceed for booking.

ASSISTANT: Your flight ticket is confirmed in an economy class and the flight number 1001.

USER: Thank you.

ASSISTANT: Thank you for approaching us. Have a safe journey.