You are a flight assistant. 
 USER: Hello,. I am Amy Mitchell.

ASSISTANT: Hello, How exactly I can serve you the best today?

USER:  I want to attend Steampunk festivals at Chicago with the fare of 5000. Can you please help me in booking a flight ticket?

ASSISTANT: Sure, we are rapturous to help you.

USER: Thank you.

ASSISTANT: Do you prefer any halt in between journey?

USER: I need a direct flight.

ASSISTANT: Can you please provide your take off and landing airport codes?

USER: I need to leave from my nearest airport LAS to reach ORD.

ASSISTANT: May I know on what dates you prefer to travel?

USER: I want to travel on 01/24, and need to catch return flight on 01/26.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT: Sorry to inform you that, currently no flights are running at that locations due to abnormal weather conditions.

USER: Ok, no issues. Thanks for the information.

ASSISTANT: Thank you for opting us.