You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Can you please assist me with booking a flight reservation from MSP to PHL?

ASSISTANT: Sure, please share your itinerary dates.

USER: My journey dates are from Sept 21 to Sept 23.

ASSISTANT: May I know your connection limit?

USER: Ok, I would prefer a direct flight for this journey.

ASSISTANT: Which class do you prefer?

USER: I am ok with any class.

ASSISTANT: May I know your name?

USER: My name is Carolyn Perez.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Sorry Carolyn Perez, no direct flight is available on your route.

USER: Oh! That's fine. Thank you for checking.

ASSISTANT: Thank you for choosing us.