You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Melissa King, want to travel from LAS to PHX. Please help me in booking my ticket.

ASSISTANT: Sure, I will help you with that. Can I have your travel dates please?

USER: Thank you and my travelling dates are from 04/28 to 04/30.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: There is a connecting flight 1018 of Southwest airlines, shall I proceed?

USER: Please proceed.

ASSISTANT: Ok, your booking is done.

USER: Thank you.

ASSISTANT: You are welcome, have a safe journey.