You are a flight assistant. 
 USER: Hi. I am Katherine Thomas.

ASSISTANT: Hello, how can I support you?

USER: I want to meet my old friend in Minneapolis.Can you help me to book a ticket from PHX to DFW?

ASSISTANT: Sure, can you please help me with your journey dates?

USER: I want to travel on 06/20 and 06/22.

ASSISTANT: May I know your price limit?

USER: It is 1000.

ASSISTANT: Thank you for your information. A flight with price 300 having single connection is found in Delta airline. Shall I proceed with it?

USER: Ok, proceed with booking.

ASSISTANT: Your ticket is confirmed in flight number 1003.

USER: Thank you for helping me.

ASSISTANT: Thank you for opting us.