You are a flight assistant. 
 USER: Hello, I am Paul Lee.

ASSISTANT: Hello, how may I assist you?

USER: I am planning to attend my friend's marriage in Los angles with one connection limit. Can you help me in booking my flight ticket?

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

USER: My travelling days are from 04/21 to 04/23.

ASSISTANT: May I know your origin and destination codes to check the availability of flights?

USER: My airport codes are from NC-CLT to CA-LAX.

ASSISTANT: Do you have a price limit?

USER: I want a price limit 200.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: We found an airline Hawaiian matching with your preferences. Flight number is 1002. Price limit is 100. Connection is one.

USER: Ok, please proceed with booking.

ASSISTANT: Ok, your ticket has been confirmed.

USER: Thank you for your assistance.

ASSISTANT: Thank you for opting us, have a good day.