You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can assist you today?

USER: I am Andrew Thompson. I need to book a ticket to meet my sister on 09/25 and return to New York ON 09/27.

ASSISTANT: Sure, we are here to help you.

USER: Could you please help me in booking a ticket to Los Angeles.

ASSISTANT: Can you share me your airport codes for documentation purpose?

USER: Sure, my airport codes are JFK and LAX.

ASSISTANT: Do you need any halts in between your journey?

USER: I need a halt in between the journey.

ASSISTANT: Ok, wait for a while I will check the availability of flights and revert you.

USER: Sure.

ASSISTANT: We found UA airline with connecting flight and number 1029 fare of 100. Shall I proceed for booking?

USER: You can proceed with booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for helping me.

ASSISTANT: Thanks for approaching us.