You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you?

USER: I want to attend my friend brothers marriage at St.Paul MN-MSP. Could you please help in booking?

ASSISTANT: Sure, please let me know your travel date.

USER:  My trip dates are 02/29 and 03/02.

ASSISTANT: Can you provide your source code?

USER: My source airport code is San Francisco CA-SFO.

ASSISTANT: Do you need a way station in between?

USER:  Yes, I need a halt in between my journey.

ASSISTANT: May I Know your name?

USER:  I am Stephanie Martinez.

ASSISTANT: Thanks for sharing your details. There are no lights available at this moment.

USER:  Ok, no issues. Thank you for your information.

ASSISTANT: Thank you for choosing us.