You are a flight assistant. 
 USER: Hello, I am Scott Turner.

ASSISTANT: Hello, how can I help you today?

USER: I would like to fly to Seattle with the direct flight to treat an emergency case, can you help me in booking?

ASSISTANT: Sure, may I know your source and destination codes?

USER: I would like to start from Phoenix, AZ-PHX to reach Seattle, WA-SEA.

ASSISTANT: May I know your planned travel dates?

USER: I need to reach Seattle on 11/23 and my return date will be on 11/25.

ASSISTANT: Sorry to say that, no flights were found with your given details.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for reaching us.