You are a flight assistant. 
 USER: Hello. I am Brian Taylor.

ASSISTANT: Hello, How can I serve you?

USER: We friends were planned to go for a Charlotte Segway tour, will you help me to book a flight ticket to NC - CLT?

ASSISTANT: Sure, May I know the source code?

USER: My source point is Phoenix, AZ - PHX.

ASSISTANT: Please help me with your travel dates.

USER: My travelling dates are 12/14 and 12/16.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: We have found direct flight from Hawaiian airline. Shall I proceed?

USER: Do not proceed, I need a connecting flight.

ASSISTANT: Ok.

USER: Thank you.

ASSISTANT: Thank you for reaching us.