You are a flight assistant. 
 USER: Hello. I am Helen Allen.

ASSISTANT: Hello. How may I be of your service?

USER: I want to book a flight ticket to attend a party from NC-CLT to CA-SFO. Can you help me?

ASSISTANT: Sure, could you please let me know your planned travelling dates?

USER: 01/27 and 01/29 are my travelling dates.

ASSISTANT: Do you need a halt within your journey?

USER: I need a break in my journey.

ASSISTANT: Is there any price limit?

USER: 1000 is my price.

ASSISTANT: Please wait a moment.

USER: Ok.

ASSISTANT: We found a Spirit airline matches your specifications with single connection and the flight number-1007.

USER: You can proceed it for booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: You're welcome. Happy journey.