You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I am Sarah Scott. Can you help me to book a flight from LAS to PHL?

ASSISTANT: Sure Scott, can I know the travel dates please?

USER: My trip dates are 09/12 and 09/14.

ASSISTANT: Ok, wait a moment please.

USER: I need a direct flight.

ASSISTANT: Sorry to say that, there are no direct flights available.

USER: Ok, no issues.

ASSISTANT: Thank you for approaching us.

USER: Thank you.