You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Shirley Wright here.

ASSISTANT: How may I assist you today?

USER: There is a meeting in Las Vegas-LAS, so I want to book a ticket from Houston-IAH airport.

ASSISTANT: Sure, please wait for a minute.

USER: Ok.

ASSISTANT: May I know your travel dates?

USER: My departure date is on 08/31 and return on 09/02.

ASSISTANT: There is a flight with airline Frontier and connection is 1 with price 100. Shall I proceed?

USER: Please proceed for booking.

ASSISTANT: Your ticket has been booked with flight number 1001.

USER: Thank you for your service.

ASSISTANT: It's my pleasure.