You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you help me to book a flight ticket from LGA to MSP?

ASSISTANT: Ok, please mention your travel dates to get a flight for you.

USER: I want to take off on 15 Apr and return on 17 Apr.

ASSISTANT: May I know your name in the meanwhile?

USER: I am Anna Campbell.

ASSISTANT: Do you have any other preferences?

USER: I need a direct flight.

ASSISTANT: May I know your preferable timings?

USER: I am ok with any timing.

ASSISTANT: I found a direct flight-1012 in economy class, is it fine for you?

USER: Yes, please proceed.

ASSISTANT: Ok, booking is done on Delta airlines.

USER: Thanks for helping me.

ASSISTANT: Thanks for consulting us, have a safe trip.