You are a flight assistant. 
 USER: Hello,. I am Larry Martinez.

ASSISTANT: Hello, how may I render you today?

USER: I would like to attend my friend marriage in Lakewood Church at Houston, HOU. Can you please make a reservation with connecting flight?

ASSISTANT: Sure, we are glad to help you.

USER: Thank you.

ASSISTANT: Could you please share your depart and arrival dates?

USER: My depart date is 05/01 and arrival date is 05/03.

ASSISTANT: May I know where you want to start your journey?

USER: I want to start my journey from Minneapolis & St. Paul, MSP.

ASSISTANT: Please wait for a while, I will check and let you know the flight details.

USER: Sure.

ASSISTANT: Thank you for waiting.

USER: Ok.

ASSISTANT: Sorry to inform you that, there are no flights available from your source.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for opting us.