You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I am looking for a connecting flight, could you please help me with finding a flight ticket with my requirement?

ASSISTANT: Sure, may I know your travelling airport codes?

USER: My source airport code is IAH and destination airport code is MSP.

ASSISTANT: May I know your planned travelling dates please?

USER: I would like to depart on Mar 31st and return on Apr 2nd.

ASSISTANT: For further proceeding, may I know your good name please?

USER: I am Carol Scott.

ASSISTANT: May I know your class preference please?

USER: I am looking for a business class ticket.

ASSISTANT: May I know your preferable time for journey?

USER: I am comfortable with any timings.

ASSISTANT: Sorry Scott, there is no flight found as per your travelling details.

USER: Ok, not an issue. Anyways, thank you for the information.

ASSISTANT: Thank you for reaching us.