You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Catherine Rodriguez. I have planned to celebrate my sister's birthday in San Francisco. Can you please book a ticket with a price limit of 500?

ASSISTANT: Sure, can you provide me your travelling dates?

USER: I want to fly on 09/22 and return on 09/24.

ASSISTANT: OK, do you have any connection limits?

USER: I need one connection.

ASSISTANT: OK, to continue further process, can you provide me your airport codes?

USER: My boarding point is Las Vegas, NV - LADS and landing point is CA - SFO.

ASSISTANT: OK, please wait for minute, let me check and revert you.

USER: Sure.

ASSISTANT: I found a flight in JetBlue airline with single connection and price of 200. Flight number is 1002. Shall I proceed with booking?

USER: You can proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you, for reaching us.