You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: I am Eric Anderson. I want to book a flight ticket on 07/14 and return on 07/16, so can you help me with booking?

ASSISTANT: Sure, I will help you. May I know your airport codes please?

USER: Yes, my airport codes are Orlando, FL-MCO and Las Vegas, NV-LAS.

ASSISTANT: Ok, Is there any restriction on price?

USER: Yes, I can pay only 500.

ASSISTANT: Ok, hold on a while.

USER: Ok.

ASSISTANT: Thanks for your time, we found a flight with 1014 number in Hawaiian airline and the fare is 100.

USER: Please proceed with booking.

ASSISTANT: Ok, your ticket has been reserved.

USER: Thank you for the help.

ASSISTANT: Thank you for visiting us.