You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How can I help you?

USER: I am planning to go for my friend birthday, so that can you please help me to book a flight ticket.

ASSISTANT: Sure, We are glad to help you. At what dates would you like me to book a ticket?

USER: I am departing on 05/01 and arrival on 05/03. My Origin is from DC - DCA to TX - DFW. Can you please make sure that the price limit is 500 with one connection.

ASSISTANT: Sure, Give me a minute.

USER: OK.

ASSISTANT: Thank you for your patience. We are happy to inform you that we found a flight which has matched your information. The flight number is 1012, Airline:Spirit with 1 connection and price 100. Shall I proceed for further process?

USER: Please proceed with booking on the name of Helen Martinez.

ASSISTANT: Thanks your booking has been confirmed. Have a safe journey.

USER: Thanks for the help.