You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: Mary Rodriguez here. Do you have any direct flight from ORD to DFW?

ASSISTANT: Yes, may I know your travelling dates?

USER: My travelling dates are 07/12 and 07/14.

ASSISTANT: There is a direct flight-1003 on AA airline, is it ok for you?

USER: Yes, you can proceed.

ASSISTANT: Ok, your reservation is done with your preferences.

USER: Thank you.

ASSISTANT: Welcome Mary Rodriguez, have a safe trip.