You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I need to book a flight ticket from PHL to OAK, can you help me in booking a flight ticket.

ASSISTANT: Sure, I am here to help you. May I know your travelling dates please?

USER: Sure, my scheduled dates are May 5 and May 7.

ASSISTANT: Do you need any break in between the journey?

USER: I prefer maximum one connection.

ASSISTANT: Ok, please share your specifications.

USER: No.

ASSISTANT: May I know your name please?

USER: Sure, Nicole Harris here.

ASSISTANT: Ok, please wait a minute.

USER: Sure.

ASSISTANT: Thank you for your time, sorry no flights found with your details.

USER: Ok, no worries at all.

ASSISTANT: Thank you for reaching us, have a nice day.

USER: Thank you for your assistance.