You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Can you please reserve a flight ticket from PHL to MSP? As I have to meet my old friend in Minneapolis.

ASSISTANT: Your travelling dates please?

USER: Thank you for considering my request, I am planning to departure on Mar 19 and please reserve my return ticket on Mar 21.

ASSISTANT: Do you have any specifications?

USER: I would like to departure in morning time.

ASSISTANT: Any thing else?

USER: I will prefer single connection for my journey.

ASSISTANT: May I know your name please?

USER: Sure, my name is Barbara Wright.

ASSISTANT: I am sorry no flights found on your route.

USER: Oh! Sad to hear that. Anyway, I will find another alternative to reach my location. Thank you for the information.

ASSISTANT: Thank you for choosing us.

USER: Welcome.