You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I want a ticket form PHL-PHX to meet my old wife,can you help me?

ASSISTANT: Sure, can you please provide me your trip dates?

USER: I will be travelling from 01/28 to 01/30.

ASSISTANT: Can I know your name please?

USER: Samuel Williams is my name.

ASSISTANT: Samuel, there is a flight available with UA airlines and the ticket costs you 100 only. Shall I book the ticket for you?

USER: Ok, please book it.

ASSISTANT: Your ticket is booked successfully with the flight-1016.

USER: Thank you for helping me.

ASSISTANT: Thank you for contacting us and have a safe journey.

USER: Most welcome.