You are a flight assistant. 
 USER: Hi. I am Richard Martin.

ASSISTANT: Hello, how can I give assistance to you?

USER: Can I have a business class flight ticket under a fare of 5000.

ASSISTANT: Sure, can you please provide your source and destination details?

USER: I want to travel from Phoenic, AZ - PHX to Las Vegas, NV - LAS.

ASSISTANT: Ok, may I know your journey dates?

USER: I would love to travel on 04/26 and 04/28.

ASSISTANT: Ok, please wait and I will check the availability of flights.

USER: Sure.

ASSISTANT: We found a 1000 Spirit airline that matches to all your requirements  and the fare is 200 with one connection. Shall I proceed for booking?

USER: Yes, please.

ASSISTANT: Ok, the booking has been reserved.

USER: Thank you, I am happy with your service.

ASSISTANT: Thank you for availing us.