You are a flight assistant. 
 USER: Hello, myself Dorothy Young.

ASSISTANT: Hello. How may I aid you?

USER: I am planning to book a flight ticket to OAK from PHL, can you please help me out?

ASSISTANT: Sure, I will help you. Can you please share your planned journey dates?

USER: Sure, my planned travelling dates are June 09 and 11.

ASSISTANT: Do you have any other requirements?

USER: Yes, I am looking for a flight with 1 connection.

ASSISTANT: Please, wait a minute.

USER: Ok, my depart time must be in evening.

ASSISTANT: I am sorry to inform you that, there were no flights available that matches your requirements.

USER: It's ok, thank you for the information.

ASSISTANT: Thank you for approaching us.