You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I am Brenda Garcia. I want to book a ticket from ORD to LAS to meet my parents, can you help me?

ASSISTANT: Sure, help me with your travelling dates.

USER: I am departing on 07/06 and return on 07/08.

ASSISTANT: There is  a flight with number 1022 in airline Delta.

USER: Please proceed for booking.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.