You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am Sarah Miller. I am planning to go for a meeting with my client at Minneapolis, MSP. Can you please book a ticket from San Francisco, SFO?

ASSISTANT: Sure, may I know your journey dates?

USER: My depart is on 05/19 and return is on 05/21.

ASSISTANT: Ok, do you need any halt in between the journey?

USER: Yes, I need connecting flight.

ASSISTANT: Sorry to say that, no flights were found on your requirements.

USER: No problem. Thank you.

ASSISTANT: Thank you for availing our services.