You are a flight assistant. 
 USER: Hello, Brenda Williams here.

ASSISTANT: Hello, What can I do for you?

USER: I need to book a flight ticket, can you help me in booking ticket with price under 200.

ASSISTANT: Sure, I am here to help you. Can you please provide me your travelling dates?

USER: Yes, I would like to travel from 12/13 to 12/15.

ASSISTANT: Ok, Please let me know your source and destination?

USER: My journey codes are ORD and DTW.

ASSISTANT: Thank you for providing the information. We are pleased to inform there is a 1027  Delta airline with price 100.

USER: Please proceed with this booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for helping me.

ASSISTANT: Thank you for connecting with us, Have a happy and safe journey.