You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: Donna Martinez here, can you please search if any tickets are available from MSP to ATL?

ASSISTANT: Sure Martinez, please provide your travel dates.

USER: See on the dates 03/28 and 03/30.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: Thank you for your patience, there is a flight for you in UA airline.

USER: Please book it, if its fare is under 500.

ASSISTANT: Ok, the fare is 100. Can I proceed?

USER: Please proceed.

ASSISTANT: Ok, your ticket has been booked successfully.

USER: Thank you for your service and your valuable time.

ASSISTANT: Thank you for using our service. Your flight number 1007.

USER: You are welcome.