You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how best can I guide you today?

USER: I want to book a flight ticket from San Francisco to Los Angeles, can you help me with booking?

ASSISTANT: Sure, when are you planning to start and return on?

USER: I will fly on Oct 14 and return on Oct 16.

ASSISTANT: Do you need a connecting flight?

USER: Yes, I need a connecting flight.

ASSISTANT: Which airports do you prefer to start and land on?

USER: My airport codes are SFO to LAX.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Can I know your good name?

USER: I am Robert Nelson.

ASSISTANT: Thank you for your details, we found a connecting flight 1011 in class economy which is in American Airline. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you.