You are a flight assistant. 
 USER: Hello, I am Jennifer Robinson.

ASSISTANT: Hello, how can I help you?

USER: I need your assistance in booking of a flight, can you please check out is there any flight between Las Vegas and Chicago?

ASSISTANT: Sure, please share me your travelling dates?

USER: My depart is on 11/17 and return is on 11/19.

ASSISTANT: Can I know your airport codes?

USER: Source LAS and destination is ORD.

ASSISTANT: Do you have any specifications?

USER: I need connecting flight. Price limit 200.

ASSISTANT: Thanks for providing your details. We found 1027 Southwest airline with single connection and price of 100.

USER: You can proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.