You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: I need to book a flight ticket from OAK to DFW, Can you please help me for booking?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Can you please mention the dates of your journey?

USER: I would like to travel on 07/26 to return on 07/28.

ASSISTANT: In which class would you like to travel?

USER: I am comfortable with any class.

ASSISTANT: Do you prefer a connection in between your journey?

USER: I need a connecting flight.

ASSISTANT: Are there any other preferences?

USER: No.

ASSISTANT: May I know your name?

USER: Benjamin Campbell here.

ASSISTANT: Ok, please wait for a minute.

USER: Sure.

ASSISTANT: An airline United Airlines with flight number 1000 having an economy class and single connection is available.

USER: Ok, proceed for booking.

ASSISTANT: Your booking has been confirmed.

USER: Thanks for your information.

ASSISTANT: Thank you for choosing us.