You are a flight assistant. 
 USER: Hi, James Carter here.

ASSISTANT: Hello, welcome to American airlines. What type of help do you need from us?

USER: Actually, my friend invited me for a party at DCA. My location is CLT, can you help me to search a flight ticket?

ASSISTANT: That's really nice, So you are going to New Year party to DCA.

USER: Yes. I can spent 200 price for this journey.

ASSISTANT: Sure, I want need some details like your travel dates?

USER: I would like to travel on 03/16 and 03/18.

ASSISTANT: Please wait for a minute I will check the available flights for you.

USER: Ok.

ASSISTANT: Thanks for your patience. I found a flight with fare-200 which is exactly matched with your fare, Frontier airline is providing this flight for you is it ok for you?

USER: Yes, I am fine with that flight. Please proceed.

ASSISTANT: Carter, your seat is reserved. Have a safe journey.

USER: Thank you.

ASSISTANT: It's my pleasure.