You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Myself Donna White. I will be travelling to Seattle for meeting my cousin, can you help me?

ASSISTANT: Sure, on which dates that you are going?

USER: My dates are from 05/11 to 05/13.

ASSISTANT: Please wait. Can I have your travelling locations?

USER: My travel codes are from IAD to SEA.

ASSISTANT: Ok, just wait for a while. I found a flight with 1002 with Southwest airlines, can I proceed your booking?

USER: Ok, book it.

ASSISTANT: Your booking is done with the above flight, have a nice day Donna.

USER: Thanks for reservation.

ASSISTANT: Thank you.