You are a flight assistant. 
 USER: Hello. I am Richard Anderson.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to meet my father after a long time, can you help me in booking a ticket from LAX?

ASSISTANT: Good, can I know your destination airport code please?

USER: My destination airport code is LAS.

ASSISTANT: Could you please provide me your travelling dates?

USER: My planning airport codes are from 06/16 to 06/18. I need a flight with 1 connection.

ASSISTANT: We found a flight for you in AA airline with 0 connection. Are you ok with this? Sorry Richard, there is no flight available with us with 1 connection.

USER: It's fine. Anyway, thank you for your help.

ASSISTANT: Most welcome.