You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Christopher Harris.

ASSISTANT: Ok.

USER: I am planning to visit Los Angels to meet my father who work as professor at university of Los Angels. Help me to book a ticket.

ASSISTANT: Sure, I will help you, may I know your travelling dates?

USER: I want to travel on 10/24 and return on 10/26.

ASSISTANT: Could you please mention your boarding and heading points?

USER: I want to board at MSP and land at LAX.

ASSISTANT: Please hold on.

USER: Sure.

ASSISTANT: There is a Delta 1000 airline with fare of 100 which matches your travelling dates. Shall I proceed with booking?

USER: Your ticket has been booked.

ASSISTANT: Your booking has been confirmed on name of Christopher Harris.

USER: Thank you.

ASSISTANT: Thank you for reaching us.