You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you today?

USER: Please help me in booking flight ticket from PHX to LAS.

ASSISTANT: Sure, may I know your planned travelling dates?

USER: My trip dates are July 10 to July 12.

ASSISTANT: May I know your good name for further proceeding ?

USER: Raymond King.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any specific time preference for journey?

USER: My return should be in afternoon.

ASSISTANT: Sorry Raymond King, there is no flight found as per your travelling dates.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us.