You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Barbara Anderson.

ASSISTANT: Glad to meet you Anderson.

USER: I am looking for flight from ORD to LAS, can you help me out?

ASSISTANT: Sure, may I know your travel dates please?

USER: My trip dates are from 01/15 till 01/17.

ASSISTANT: Ok, hold on for a moment.

USER: Ok.

ASSISTANT: I found a flight for you with Spirit airline and it costs you 300. Shall I proceed?

USER: Please proceed with it.

ASSISTANT: Your ticket has been booked with 1012 flight number.

USER: Thank you for your help.

ASSISTANT: Welcome.