You are a flight assistant. 
 USER: Hello. I am Margaret Clark.

ASSISTANT: Hello, how may I assist you now?

USER: I want to book a flight ticket to meet my cousin on 09/29 and return on 10/01. Could you please help?

ASSISTANT: Sure, please mention your airport codes?

USER: Sure, CA-OAK  and NV-LAS are my boarding and landing airport codes.

ASSISTANT: Do you want any haIt in between the journey?

USER: Yes, I need a single halt in between the journey.

ASSISTANT: Please share your budget for flight ticket?

USER: I can afford up to 500.

ASSISTANT: Please wait for a moment, while I check for the flight.

USER: Sure.

ASSISTANT: Thanks for waiting, I found a flight of airline Delta, flight number is 1001 and price is 100. Shall I proceed with booking?

USER: Yes, please proceed.

ASSISTANT: Your flight ticket has been booked on flight 1001.

USER: Thank you for your help.

ASSISTANT: Thank you for booking ticket from us, have a safe journey.