You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Debra Davis. I want to book a connecting flight ticket to meet my grandparents at TX-DFW. Can you help me to book a flight ticket?

ASSISTANT: Sure, can I know your preferable dates?

USER: Yes, my preferable dates are 08/09 and 08/11.

ASSISTANT: Ok, let me know your source airport code?

USER: My source point is MSP.

ASSISTANT: We found a flight from AA airline with 1 connection and fare is 100 with flight number 1015. Shall I proceed?

USER: Yes, please go ahead.

ASSISTANT: Your ticket is booked.

USER: Thank you for aiding me.

ASSISTANT: Thank you for reaching us.