You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I support you?

USER: I want to reserve my ticket from SEA to SFO, can you please help me in booking?

ASSISTANT: Sure, may I know your journey dates?

USER: Sure, my planned dates of journey are from Sep, 07 to Sep, 09.

ASSISTANT: Do you prefer any way station in your journey?

USER: Yes, I want a break in between my journey.

ASSISTANT: Is there any specific time to travel?

USER: I am ok with any timing.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: For documentation, may I know your name please?

USER: Sure, my name is Dennis Phillips.

ASSISTANT: Sorry to inform you that, there are no flights available with your requirements.

USER: Ok, no problem. Anyways, thank you for your service.

ASSISTANT: Thank you for choosing us.