You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER:  I am Pamela Walker want to book a ticket to NC-CLT to meet my cousins.

ASSISTANT: Sure, I will help you in booking a ticket. May I know your travelling dates?

USER: My travelling dates are 12/19 and 12/21.

ASSISTANT: May I know your source code?

USER: I will depart from MN-MSP.

ASSISTANT: There is a direct flight which matches your requirements. Shall I proceed?

USER: I need a connection flight do not proceed.

ASSISTANT: Sure, thank you for approaching us.

USER: Thanks for your help.