You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: Can you please help me in booking from OAK to DTW?

ASSISTANT: Sure, may I know the planned travel dates?

USER: My travelling dates are from May 26 to May 28.

ASSISTANT: Please provide me the specifications.

USER: I need a connecting flight.

ASSISTANT: May I know the name?

USER: My name is Frank Taylor.

ASSISTANT: Sorry, there are no flights are available for your desired intent.

USER: Ok, no issues, thank you.

ASSISTANT: Thank you for reaching us.