You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I be a help for you?

USER: I am Sandra Wright.

ASSISTANT: How are you doing Sandra?

USER: I want to attend my grandfather's home from DTW to DFW.Can you please help me out? My airport codes are DTW to DFW.

ASSISTANT: Sure, may I know your preferable dates to travel?

USER: My travelling dates are 08/20 to 08/22.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: As per your request there is a flight available for you from UA airlines with number 1003. Would you like to confirm the booking?

USER: Ok, book it.

ASSISTANT: Happy to say you that your ticket is booked.

USER: Thank you.

ASSISTANT: Thank you for using our service to fly.