You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am Helen Jackson. I would like to attend for prayers in Old North Church at Boston, can you please help me in booking?

ASSISTANT: Sure, may I know your travel dates?

USER: My travel dates are from 09/16 to 09/18.

ASSISTANT: Can you please provide me your airport codes?

USER: My airport codes are from TX-AUS to MA-BOS.

ASSISTANT: We found a flight on your details with airline Delta, flight number: 1019. Shall I book this ticket?

USER: You can proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you for aiding me.

ASSISTANT: Thank you so much.