You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Lisa Clark.

ASSISTANT: How may I assist you today?

USER: I need to travel Detroit, can you please reserve flight ticket from HOU and DTW?

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

USER: My travelling dates are July,27 and July,29.

ASSISTANT: Do you have any airline preference?

USER: I need a normal-cost airline.

ASSISTANT: May I know your name please to proceed further?

USER: Myself Lisa Clark.

ASSISTANT: Is there any connection limit?

USER: I need a single connection for my travel.

ASSISTANT: Do you have any specifications?

USER: I don't have any other specifications.

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

USER: That's ok, I will choose any other source to reach my destination.

ASSISTANT: Thank you for reaching us.

USER: Thank you for your information.