You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I want to book a direct flight ticket to attend an emergency case at CA. Can you help me?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Can you share me your travelling dates?

USER: 03/21 and 03/23 are my travelling dates.

ASSISTANT: May I know your source point and destination point?

USER: MSP and LAX are my airport codes.

ASSISTANT: Let me know your name further process?

USER: Andrew Taylor here.

ASSISTANT: Ok, wait for some time.

USER: Ok.

ASSISTANT: Thanks for waiting there are no flights found on your details.

USER: No issue. Thank you for the information.

ASSISTANT: Thanks for approaching us.