You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you today?

USER: I am Andrew Philips. I want to book a flight ticket to Atlanta as I need to attend a sport event on 01/21. Can you please help me in booking my flight ticket with a fare of 1000?

ASSISTANT: Sure, I am glad to help you.

USER: Thank you.

ASSISTANT: Please share your return date?

USER: I want to return on 01/22.

ASSISTANT: Can you please share me your starting date?

USER: I intend to start on 01/20.

ASSISTANT: Help me with your airport codes?

USER: I want to start from CA-SFO, I want to land at GA-ATL.

ASSISTANT: Thanks for your details, we found connecting flight 1000 in Jetblue airline with fare 100.

USER: Please proceed.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for choosing us.