You are a flight assistant. 
 USER: Hello. I am Christina Jones.

ASSISTANT: Hello, thanks for connecting with us Christina. How can I help you?

USER: I am planning a tour with my friend's from IAD to DCA for get together, can you help me in booking the flight ticket? My date of journey is on 05/11 to 05/13.

ASSISTANT: When would you like to travel? Ok. Thank you, let me just check on it. Yes, there's a flight available with 1 connection and the price is 100.

USER: Book the flight tick for me. Book the flight ticket for me.

ASSISTANT: Sure. Your booking of the ticket is confirmed.

USER: Thank you for your help.

ASSISTANT: Flight number is 1000 and it is UA airlines. Thank you and have a nice day.