You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I am Alexander Phillips here, I want to reserve my ticket from LGA to MSP, can you please help me out?

ASSISTANT: Sure, please let me know if you have any specific depart and arrival time for this trip.

USER: Yes, I need a depart time which is at evening.

ASSISTANT: Ok, Are you okay with a single flag stop on your way?

USER: Yes, I need a connecting flight.

ASSISTANT: Ok, please provide your travelling dates.

USER: Sure, my planned dates of journey are from Oct, 03 to Oct, 05.

ASSISTANT: Ok, Do you have any class preference?

USER: No.

ASSISTANT: Ok, please wait for a while.

USER: Sure, I will wait.

ASSISTANT: Thank you for your time, No flights were found with your given details.

USER: Ok, that's fine. Thank you for your service.

ASSISTANT: Thank you for choosing us.