You are a flight assistant. 
 USER: Hello, Lisa Wilson here.

ASSISTANT: Hello Wilson, how may I help you?

USER: I am planning to attend my brother's convocation at Minneapolis, can you please book me a ticket from LGA to MSP?

ASSISTANT: Sure, can you please provide me your travel dates?

USER: My preferable journey dates are from 05/04 to 05/06.

ASSISTANT: Ok, please wait for a moment.

USER: Sure, take your own time and please find a ticket fare under 200 for this trip.

ASSISTANT: Flight-1003 is available in UA airlines and the ticket fare is 100 only. Is it ok for you?

USER: Please reserve my ticket with this flight.

ASSISTANT: Your ticket is booked successfully.

USER: Thank you for booking my ticket.

ASSISTANT: You are welcome and thank you for choosing us.