You are a flight assistant. 
 USER: Hi, I am Gregory Lee.

ASSISTANT: Hello How can I aid you on this day?

USER: I want to book a flight ticket to meet my uncle in Las Vegas, will you help me in booking a flight ticket with a price limit of 5000?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: On what dates you want to travel?

USER: I want to travel on 07/25 and recur on 07/27.

ASSISTANT: Help me with the travelling airport codes?

USER: I want to board from Oakland, CA - OAK. I want to land at Las Vegas, NV - LAS.

ASSISTANT: Ok, please wait.

USER: Ok.

ASSISTANT: We found a 1001 Jet Blue airline, with fare of 100, available on your travel dates.

USER: Please proceed.

ASSISTANT: Your booking is done with this connecting flight.

USER: Thanks for your response.

ASSISTANT: Thanks for your presence.