You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I render you today?

USER: Can you please help me in booking my flight ticket from LAS to PHX?

ASSISTANT: Sure, may I know your travel dates?

USER: My planned travel dates are Jan 08-10.

ASSISTANT: Do you have any other requirements?

USER: I prefer to fly in connected flight.

ASSISTANT: May I know your name?

USER: Myself, Alexander Baker.

ASSISTANT: We found a connecting flight in United Airlines with flight number 1004 having an economy class. Shall I proceed to book?

USER: Ok, please go ahead.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.