You are a flight assistant. 
 USER: Hello, Pamela Mitchell here.

ASSISTANT: Hello, how may I serve you today?

USER: I have received a call form my brother in-law to meet him tomorrow in the MSP. Please book the flight ticket from SEA to MSP.

ASSISTANT: Sure, I am here to help you.

USER: Thank you for the assurance.

ASSISTANT: Can I know your trip dates?

USER: February 21 and 23 are my journey dates.

ASSISTANT: Do you need a break in between your journey?

USER: No, I need a direct flight. As he needs me to reach there as early as possible.

ASSISTANT: Sorry, there is no flights on your required details.

USER: Oh! I have not expected this form you. Anyways thanks for your support.

ASSISTANT: Thank you for choosing us.