You are a flight assistant. 
 USER: Hello, I am Eric Thompson.

ASSISTANT: Hello, how can I help you?

USER: I am planning to visit the Grand Canyon adventure in Las Vegas. Can you book me a flight ticket on 11/30 and return on 12/02?

ASSISTANT: Sure, please share me your airport codes?

USER: My airport codes are MN - MSP and NV - LAS.

ASSISTANT: Do you have any specifications?

USER: I need a single connection. The price should not exceed 500.

ASSISTANT: We found a 1027 Delta airline with single connection and price of 100. Shall I proceed with booking?

USER: You can proceed for booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for the response.

ASSISTANT: Thank you for reaching us.