You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you for the day?

USER: Catherine Gonzalez here. One of my friend is invite me to attend a VIVA Awards event.Can you please help me for booking a ticket?

ASSISTANT: Catherine Gonzalez, I'm your biggest fan.I'm so glad to serve you today. I can help you with booking, please tell me your travel dates?

USER: That's nice.My departure date is 11/19 and return date is 11/21.

ASSISTANT: What are your airport codes?

USER: My airport codes are from IL-ORD to DC-DCA. Make sure my connections limit is 1. My price limit is 200.

ASSISTANT: I found a match for you with all your requirements, flight 1021 by Frontier airlines. Can I book it?

USER: Please proceed for booking.

ASSISTANT: Your reservation is booked.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us, have a safe flight. All the best with your award function.