You are a flight assistant. 
 USER: Hello. I am Shirley Adams.

ASSISTANT: Hello, how may I give assistance to you?

USER: I have to book a flight ticket  that I am unable to do, could you please help me in booking flight ticket on dates 08/29 and 08/31?

ASSISTANT: Sure, I am here to aid you.

USER: Thank you.

ASSISTANT: Ok, please share your airport codes.

USER: My travelling airport codes are ORD and DEN.

ASSISTANT: Ok, let me know your fare limit.

USER: My fare limit is 200.

ASSISTANT: As per your information, there is a connecting flight with a fare of 100 in 1024 Spirit airline. Can I proceed further?

USER: You can proceed with booking.

ASSISTANT: Ok, I have confirmed your booking.

USER: Thank you.

ASSISTANT: Thank you for availing us.