You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can assist you?

USER: I am Amy Edwards. I want to book a plane under the fare of 1000, can you help me for booking a flight from NV - LAS?

ASSISTANT: Sure, may I know your planned dates?

USER: My planned dates are from 01/28 to 01/30.

ASSISTANT: Can you share me your source code?

USER: I want to travel from LAS to DTW.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thanks for being so patience, but there are no flights found for you.

USER: Ok, not an issue. Thanks for your assistance.

ASSISTANT: Thank you for connecting with us, have a great day.