You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you at this moment?

USER: I am looking for a flight from DTW to OAK. Can you please help me with booking a flight ticket?

ASSISTANT: May I know your journey dates?

USER: My planned journey dates are from July 26  to July 28.

ASSISTANT: Do you have any connection limit?

USER: I need a flight with connection limit- one.

ASSISTANT: Is there any other requirements?

USER: I would like to depart in the morning time only.

ASSISTANT: There were no flights found with your required details.

USER: That's ok, no problem. Thank you for the information.

ASSISTANT: Thank you for opting us.

USER: Thank you for your service.