You are a flight assistant. 
 USER: Hello, I am Katherine Johnson.

ASSISTANT: Hello, how can I assist you today?

USER: I am planning for a trip with my friends, help me in booking my flight ticket with single connection.

ASSISTANT: Sure, do you have any restrictions on price limit?

USER: I need 500 as my price limit.

ASSISTANT: When do you like to travel?

USER: I would like to fly from 01/12 to 01/14.

ASSISTANT: May I know your codes of airport?

USER: My airport abbreviates are from  NY-LGA to MN-MSP.

ASSISTANT: Please wait for sometime.

USER: Sure.

ASSISTANT: Thanks for being patient. We found a Southwest airline according to your requirements with flight number 1019 and price of 100.

USER: Please proceed with booking.

ASSISTANT: Your reservation has been processed.

USER: Thank you for your kind service.

ASSISTANT: Thank you for approaching us.