You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am planning to have a round trip in Dallas to meet my grandparent's. Can you please book me a ticket with 1 connection limit flight?

ASSISTANT: Ok, sure I will help you. Please provide me your planned airport code.

USER: It's a round trip. Both my airport codes of travelling are from DFW to DFW.

ASSISTANT: Ok, may I know your travel dates to check the availability of flights?

USER: My preferable journey dates are from 08/11 to 08/13.

ASSISTANT: Ok, there is a flight available with 1 connection limit and the airlines is Southwest. Can I book it?

USER: Please reserve my ticket with the name Dennis Perez.

ASSISTANT: The flight is booked and the flight number is 1011.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for choosing our agency Perez.