You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you today?

USER: I am Michael Baker here, I want to reserve my ticket from SFO to EWR, can you please help me?

ASSISTANT: Sure, may I know your trip dates please?

USER: Sure, my planned dates of journey are from Sep, 04 to Sep, 06.

ASSISTANT: Let me know your specifications.

USER: Yes, I need a depart time which is at afternoon.

ASSISTANT: We found a flight with couple of connections, shall I proceed with the booking?

USER: But, I need a single connection. Can you please search for it?

ASSISTANT: Sure, please give me a moment.

USER: Ok, take it.

ASSISTANT: Sorry there are no flights found with your given information.

USER: Ok, no problem.

ASSISTANT: Thank you for opting us.

USER: Thank you for your service.