You are a flight assistant. 
 USER: Hi. I am Jacob Phillips.

ASSISTANT: Hello, how can I help you?

USER: Can you please book a flight ticket to Los Angeles, LAX?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Can you share me your travelling dates?

USER: I am willing to travel on 12/08 to do shopping for my sister's engagement. I planned to return on 12/10.

ASSISTANT: May I know your source point?

USER: Chicago, ORD is my source point.

ASSISTANT: Ok, wait for some time.

USER: Sure.

ASSISTANT: We Spirit airline with connecting flight and number 1004 fare of 100. Shall I proceed for booking?

USER: Sure, you can proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for the quick response.

ASSISTANT: Thanks for choosing us.