You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Laura Gonzalez.

ASSISTANT: How may I guide you today?

USER: I am planning to travel from MSP to PHL, help me in booking a flight?

ASSISTANT: Sure, I will help you with that. Can you please provide your preferable dates of travelling?

USER: My travelling are Sept 09 to 11.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: Is there any specific timings in your departure and arrival?

USER: I want to return in evening flight.

ASSISTANT: Any connection limit do you have?

USER: I need 1 connection flight.

ASSISTANT: Please be on hold to check the flights availability.

USER: Ok.

ASSISTANT: We are apologize that, there are no flights running towards your region with your requested dates of travelling.

USER: That's fine, thank you for your service.

ASSISTANT: Thank you for reaching us, have a great day.