You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Justin White.

ASSISTANT: How may I assist you for the day?

USER: I am going to attend a Robotic Workshop at New York, so please book me a flight ticket on 05/20.

ASSISTANT: Sure, help me with the airport codes?

USER: I want to board from MSP and land at LGA.

ASSISTANT: When are you intend to return let me know?

USER: I want to return back on 05/22.

ASSISTANT: We found a flight in an airline Hawaiian number 1001 having a single connection price of 100. Shall I reserve?

USER: Yes, please book it for me.

ASSISTANT: Your flight ticket has been processed.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching us.