You are a flight assistant. 
 USER: Hi. I am Karen Adams.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me in booking a flight ticket from ORD to IAH as I am planning to meet my friend on her birthday?

ASSISTANT: Sure. Do you need a lay by in between your journey?

USER: Yes, I need a lay by in between my journey.

ASSISTANT: Can I have your travelling dates please?

USER: I am planning to depart on 08/28 and return on 08/30.

ASSISTANT: Please, wait for a while.

USER: Sure.

ASSISTANT: Thank you for your time, there is a flight available in UA airline, flight number 1015 having fare 100 and a lay by.

USER: You can proceed with booking.

ASSISTANT: Your reservation has been confirmed.

USER: Thank you for assisting me.

ASSISTANT: Thank you for reaching us.