You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I am looking for a flight from SEA to OAK, can you please help me in booking?

ASSISTANT: Sure, I will help you. Please help me with your planned travelling dates.

USER: My travelling dates are June 23 and June 25.

ASSISTANT: Please help me with your name.

USER: Sure, my name is Mary Walker.

ASSISTANT: Do you need a break in your journey?

USER: Yes, I need a break in between my journey.

ASSISTANT: Do you have any other preferences in your journey?

USER: I want to depart in afternoon.

ASSISTANT: Please allow me a minute.

USER: Ok, take your time.

ASSISTANT: Mary Walker, I am really sorry to inform you that there are no flights available for your journey.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you for reaching us. Have a great time.