You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. May I know your name?

USER: Myself David Davis, I am planning to go for a weekend trip.Can you please help me to book my flight ticket?

ASSISTANT: David can you provide your  travel dates?

USER: My travelling dates are 08/09 and 08/11.

ASSISTANT: Please provide your airport codes.

USER: My source code is DFW and destination code is IAD.

ASSISTANT: Flight 1011 of UA is available for you.

USER: Ok, can you please tell me the price of my ticket and connection limit details?

ASSISTANT: 200 is the price with 1 connection.

USER: Ok, you can proceed.

ASSISTANT: David your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting us.