You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Benjamin Walker. I planned to meet my nephew in LAS, can you please help me to book a flight ticket from PHX?

ASSISTANT: Sure, may I know on what dates you need booking?

USER: I planned to travel on 01/29 and 01/31.

ASSISTANT: There is a flight available on your requested dates from UA airline with 1 connecting flight.

USER: Ok, please confirm my booking.

ASSISTANT: Ok, your reservation is done.

USER: Thank you for your valuable service.

ASSISTANT: My pleasure.