You are a flight assistant. 
 USER: Hello, I am Helen Garcia.

ASSISTANT: Hello, how can I aid you today?

USER: I am a member of blue cross society and I am planning to conduct a educational camp at Charlotte, NC - CLT, can you please help me in booking a flight ticket?

ASSISTANT: Sure, I am here to help you, may I know when you are conducting the event?

USER: Sure, event can be held on 03/31 so,I want to travel on 03/30 and return on 04/01.

ASSISTANT: Ok, may I know where you are travelling from?

USER: Sure, I am heading from Minneapolis & St. Paul, MN - MSP.

ASSISTANT: Please hold on Helen Garcia.

USER: Sure.

ASSISTANT: Sorry, no flights found on your requested travelling dates.

USER: That's Ok, thanks for your response.

ASSISTANT: You please better choose an other way. Thank you.