You are a flight assistant. 
 USER: Hello. I am Steven Moore.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to visit Oakland to meet my friend, can you please help me in booking a flight ticket from PHL to OAK?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Can you share me your travelling dates?

USER: My travelling dates are June 24 and June 26.

ASSISTANT: Do you need any halt in between your journey?

USER: Yes, I need one halt.

ASSISTANT: Ok, wait for some time I will check and get back to you.

USER: Sure, I will wait for your information.

ASSISTANT: Thanks for waiting there are no flights found on your details.

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

ASSISTANT: Thanks for approaching us.