You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I provide assistance for you today?

USER: I want to book a flight ticket to visit Institute of Chicago with my friends, can you help me with booking?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: When would you like to depart and arrive?

USER: I will depart on June 12 and arrival on June 14.

ASSISTANT: Can you please share your corresponding airport codes?

USER: I will fly from HOU to reach ORD.

ASSISTANT: Ok, may I know your good name please?

USER: I am Cynthia Adams.

ASSISTANT: Do you need a lay by in between the journey?

USER: No, I am comfortable with any connection.

ASSISTANT: Ok, do you prefer business or economy class?

USER: No.

ASSISTANT: Ok, please wait for few minutes.

USER: Sure.

ASSISTANT: We found American Airlines with fare of 100 and a lay by in between the journey matches your schedule. Can I proceed with booking?

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed with flight number 1011.

USER: Thank you.

ASSISTANT: Thank you for reaching us.