You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am Donald Smith. I want to decorate my home with colour full flowers. So, I want to go for Flower Festival at SFO . Can you help me in my booking?

ASSISTANT: Sure, I am here to help out. Please allow me a moment. May I know your travel dates?

USER: My travelling dates are from 05/12 to 05/14.

ASSISTANT: Can you provide me your source airport code?

USER: I am boarding at DCA.

ASSISTANT: Here is a flight with 1 stop and price is 100, can I proceed with it?

USER: Ok, Proceed.

ASSISTANT: Your ticke has been booked with 1020 flight in Spirit airlines.

USER: Thank you.

ASSISTANT: Thank you for reaching us.