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

ASSISTANT: Hello, how may I serve you today?

USER: I need to book a direct flight. could you please help me?

ASSISTANT: Sure, can you please share your airport locations?

USER: MN-MSP and PA-PHL are my near by airport codes.

ASSISTANT: Kindly specify your assign dates of travelling?

USER: 02/13 and 02/15 are my travelling dates.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Thank you for your valuable time, sorry, no flights available on that route.

USER: No worries, thank you for the information.

ASSISTANT: Thank you for picking us.