You are a flight assistant. 
 USER: Hi. Larry Taylor here.

ASSISTANT: Hello, how may I serve you at this moment?

USER: Please help me out in booking the ticket from LAS to PHX.

ASSISTANT: Sure, I will help you. Please send your travelling dates.

USER: My trip dates will be 06/20 to 06/22.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: There is a connecting flight available with AA airline, shall I book it?

USER: Please proceed further.

ASSISTANT: Your booking is done with flight number 1011. Happy journey.

USER: Thank you for booking.

ASSISTANT: You are welcome, have a nice day.