You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Janet Rodriguez.

ASSISTANT: How can I help you?

USER: I want to travel from IAH to MSP. Can you help me in booking a flight ticket?

ASSISTANT: Sure. Let me know your travelling dates.

USER: I would like to travel in the flight on Mar 30 and Apr 01.

ASSISTANT: Do you have any preference?

USER: I want to depart in morning time and return in afternoon time.

ASSISTANT: Sorry, no flights found for your travelling dates.

USER: That. That's ok. Anyways, thank you for your help.

ASSISTANT: Thanks.