You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you?

USER: I am Elizabeth campbell. I need to book a flight ticket from AUS to HOU, Can you please help me for booking?

ASSISTANT: Sure, could you please share your travelling dates to search a flight?

USER: I would like to travel on 01/25 to 01/27.

ASSISTANT: Do you have any requirements?

USER: I need a halt in between my journey.

ASSISTANT: There is a flight-1004 of Frontier airlines is available for you, shall I proceed?

USER: Ok, proceed for booking.

ASSISTANT: Ok, your booking is done.

USER: Thanks for your information.

ASSISTANT: Welcome.