You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: Christine Williams here, I would like to book a ticket from AZ - PHX to NV - LAS. Can you please help me with it?

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

USER: My journey dates will be on 11/27 to 11/29.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: Sorry, no flights found on your given details.

USER: Not an issue, thank you.

ASSISTANT: Thank you for reaching us.