You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you now?

USER: I would like to change my reservation as I am leaving for delegates meet, can you please help me out?

ASSISTANT: Sure, can I have your good name please to check your reservation status?

USER: Anna Williams here.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Your reservation has found so please let me know the airport codes of your locations.

USER: I am travelling from MSP to SFO.

ASSISTANT: Ok, please let me know your travelling dates.

USER: I am travelling on these dates July 8th and 10th.

ASSISTANT: Do you have any specifications?

USER: I need single connected flight.

ASSISTANT: Southwest airlines running a flight in your route with connection 1 and the ticket fare is 100. Shall I proceed with booking?

USER: Ok, you can proceed.

ASSISTANT: Ok, your ticket booking has done and the flight number is 1012.

USER: Thank you for your services.

ASSISTANT: Thank you for choosing us, have  a great journey.