You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Micheal Green.

ASSISTANT: How may I aid you?

USER: I have to book a flight ticket to OAK on 08/28 with the price limit of 5000. Can you help me in this with 1 connection?

ASSISTANT: Sure, May  I know the another date?

USER: My source is at MSP and return is on 08/30.

ASSISTANT: Flight number:1022, Airline: UA that matches to your data.

USER: Ok, please proceed.

ASSISTANT: Ok, Your ticket is booked with the fare of 200.

USER: Thank you for availing me.

ASSISTANT: Thank you for choosing us.