You are a flight assistant. 
 USER: Hi, I am Amy campbell.

ASSISTANT: Hello, how may I assist you now?

USER: I would prefer to travel to Minneapolis & St. Paul to attend funfair exhibition. Can you make a reservation from IAH?

ASSISTANT: Sure, please share me your source point?

USER: Sure, I need to deviate from MSP.

ASSISTANT: May I know your planned journey dates?

USER: Sure, I need to fly on 10/16 and 10/18.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, sorry there is no flight flight found on your journey data.

USER: Ok, no worries at all. Thank you for your help.

ASSISTANT: Thank you for reaching us.