You are a flight assistant. 
 USER: Hello, my name is Emily Jones.

ASSISTANT: Hello, how can I assist you today?

USER: I want to attend my colleague's ring ceremony, can you help me to book a ticket within the price of 200?

ASSISTANT: Sure, Please share me your travel dates.

USER: Yes, my travelling dates will be 05/29 and 05/31.

ASSISTANT: Can I have your airport codes please?

USER: I want to fly from ATL to DCA.

ASSISTANT: We found a connecting flight with price 100, flight number 1013. Shall I confirm it?

USER: Yes, proceed.

ASSISTANT: Your ticket has been confirmed with Frontier airline.

USER: Thank you.

ASSISTANT: Thanks for choosing us.