You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I am James Young. Looking for a flight ticket from MSP to SFO. Can you please help me out?

ASSISTANT: Sure, kindly mention your travel dates.

USER: My travelling dates are July 26 and July 28.

ASSISTANT: Do you need a stopover?

USER: Yes, I need stop over.

ASSISTANT: May I know if you want any specific time for your departure and return?

USER: My return time is at evening.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Sorry, there is no flight service available on your required dates.

USER: Ok, thank you for your information.

ASSISTANT: Thank you for reaching us.