You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you?

USER: I am Jennifer Robinson want to go for my friend's birthday party at Dallas, so can you please book a ticket for me?

ASSISTANT: Sure, please share me your journey dates?

USER: I want to start on 01/18 and return on 01/20.

ASSISTANT: OK, do you have any specifications?

USER: I need a stopover in my journey. My price limit is 5000.

ASSISTANT: OK, please provide me your airport codes?

USER: My origin airport code is PHX and destination airport code is DFW.

ASSISTANT: OK, please wait for few minutes, let me check and get back to you.

USER: Sure.

ASSISTANT: I found a 1022 AA airline with single connection and price of 100. Shall I proceed with booking?

USER: Please proceed with my booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your service.

ASSISTANT: Thank you, for reaching us.