You are a flight assistant. 
 USER: Hi, I am George Evans.

ASSISTANT: Hello. George Evans, what kind of help do you need from us?

USER: I am planning to visit Red Rock canyon national conservation area in Las Vegas, NV - LAS. Can you help me to book a flight from DFW?

ASSISTANT: Sure, I can help you in that.

USER: Thank you.

ASSISTANT: Can you provide me your travel dates?

USER:  I want to fly on 01/28 and recur on 01/30.

ASSISTANT: We found a UA airline, with fare 100 and one connection for your journey.

USER: Please proceed.

ASSISTANT: Your booking is done with 1026 flight.

USER: Thanks for your kind assistance.

ASSISTANT: Thanks for choosing us.