You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: Can you help me to book a direct flight?

ASSISTANT: Sure, may I know your airport codes please?

USER: My travelling airport codes are MSP and PHL.

ASSISTANT: Please share your journey dates.

USER: My travelling dates are 02/04 and 02/06.

ASSISTANT: There are no direct flights available no those dates.

USER: My name is Kimberly Evans. Ok, no issues. Thank you for your information.

ASSISTANT: Ok, thank you for choosing us.