You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I address you?

USER: Can you help me to book a flight ticket from PHX to OAK?

ASSISTANT: Sure, please provide your trip dates.

USER: Thank you for taking my request. My planned travel dates are Apr 16 and Apr 18 respectively.

ASSISTANT: Which type of airline preference you are looking for?

USER: I am fine with any airline.

ASSISTANT: What is your max connection limit?

USER: I am looking for a connecting flight.

ASSISTANT: Do you need any other specifications which I can provide you from my side?

USER: Yes, I prefer afternoon flight at the time of departure.

ASSISTANT: Please mention your name to book your ticket.

USER: Myself Virginia White.

ASSISTANT: We regret to inform you that there is no flights going on your way.

USER: That's fine, no issue. Anyway thank you for checking.

ASSISTANT: Thank you for contacting us.