You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am planning to visit  Houston, will you help me in booking the flight ticket from ATL to IAH?

ASSISTANT: Ok, please can I know you dates of your location?

USER: My travelling dates are July 24 and July 26.

ASSISTANT: Please can I know the specifications you prefer for this journey to book?

USER: I need a connection flight in economy class.

ASSISTANT: Ok, is there anything else to provide?

USER: No, thank you for asking.

ASSISTANT: Ok, please may I know your name to reserve?

USER: Myself Deborah Baker.

ASSISTANT: Sorry, there are no flights available at your location to book a ticket.

USER: Ok, no an issue.

ASSISTANT: Thank you for choosing our agency.

USER: Thank you for your information.