You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Laura Miller.

ASSISTANT: How can I assist you today?

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

ASSISTANT: Sure, will you mention your travelling dates please?

USER: My travelling dates are Jan,14 and Jan,16.

ASSISTANT: Do you have any specifications?

USER: My return time should be in the afternoon.

ASSISTANT: Do you have any specifications about class?

USER: No, I don't have any specifications about class.

ASSISTANT: Do you have any other specifications?

USER: My connection limit should be one.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no flights found under your preferable details.

USER: Oh! Sad to hear that. Anyway, I will find another alternative to complete my journey.

ASSISTANT: Thanks for reaching us, have a great day.

USER: Thank you for the information.

ASSISTANT: Welcome.