You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: Myself Michelle Turner, I need to travel Atlanta, can you flight ticket from ORD and IAH.

ASSISTANT: Sure, I will help you with that. Can you please share your preferable journey dates?

USER: My travelling dates are 04/19 and 04/21.

ASSISTANT: Please wait for a while.

USER: Please take your time.

ASSISTANT: I am sorry to say that there is no flight found under your details.

USER: That's not an issue, I will choose any other source to travel that place.

ASSISTANT: Thank you for contacting us.

USER: Thank you for searching.