You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I help you?

USER: Please help me to book a flight ticket from DFW  to LAS.

ASSISTANT: Sure, may I know your travelling dates?

USER: My journey dates are from Aug, 18 to Aug, 20.

ASSISTANT: Do you have any connection limit?

USER: I need a single connecting flight.

ASSISTANT: Any other preferences?

USER: No.

ASSISTANT: May I know your name?

USER: Amy Hall.

ASSISTANT: You have a connecting flight 1006 in AA airline and price 100, Shall I proceed?

USER: Please proceed.

ASSISTANT:  Your ticket has been processed and it will be send to your Email-Id shortly.

USER: Thank you for booking.

ASSISTANT: Thank you.