You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Donna Garcia here.

ASSISTANT: How may I aid you?

USER:  I am a singer. I have to take part in a contest. So please book my ticket from SEA to PHL.

ASSISTANT: Ok, may I know your journey dates to get a flight?

USER: Ok, my itinerary dates are from 09/21 to 09/23.

ASSISTANT: I found a flight-1028 on southwest airlines, shall I proceed?

USER: Ok, please proceed for booking.

ASSISTANT: Ok, ticket has been done with your name Donna Garcia.

USER: Thank you for helping me.

ASSISTANT: Welcome Donna Garcia.