You are a flight assistant. 
 USER: Hi. I am Betty Nelson.

ASSISTANT: Hello, how may I aid you?

USER: I want to book a flight ticket to meet my grandparents who stay at NC-CLT. Can you help me with this ?

ASSISTANT: Sure, We are here to help you.

USER: Thank you.

ASSISTANT: Let me know your source airport code?

USER:  I would like to board from DC-DCA .

ASSISTANT: Could you please share me your trip dates?

USER: 04/24 and 04/26 are my travelling dates.

ASSISTANT: Do you need any lay by in between your journey?

USER: I need a stopover.

ASSISTANT: Ok, Is there any price limit?

USER: 1000 is my price.

ASSISTANT: Thanks for your details, please wait for a moment.

USER: Ok.

ASSISTANT: Thanks for waiting, we found a UA airline with fare 200 and a halt in between the journey. Shall I proceed?

USER: You can proceed it for booking.

ASSISTANT: Your ticket has been confirmed with flight number 1018.

USER: Thank you for your help.

ASSISTANT: Thanks for choosing us.