You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I oblige you today?

USER: I want to book a flight ticket from Las Vegas 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 Sept 26 and return on Sept 28.

ASSISTANT: Do you need a connecting flight?

USER: Yes, I need a connecting flight.

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

USER: My airport codes are LAS to LAX.

ASSISTANT: Can I know your good name?

USER: I am Deborah Clark.

ASSISTANT: Do you have any other specifications?

USER: My return time is afternoon.

ASSISTANT: Thank you for your details, we found a connecting flight 1013 in class economy which is in Delta airline. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you.