You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Virginia Brown, planning to book  a flight ticket to DFW.

ASSISTANT: Virginia Brown, please help me with your airport codes.

USER: My source airport code is PHX.

ASSISTANT: Can you provide your date of journey?

USER: My preferable travelling dates are from 06/23 to 06/25.

ASSISTANT: Wait a moment please.

USER: Ok.

ASSISTANT: There is a flight 1026 of Southwest airlines with 0 connections available for you. Shall I proceed?

USER: Please check the flight having one connection.

ASSISTANT: Sorry, there is no flight available with 1 connection limit.

USER: It's ok, no problem. Thank you for your response.

ASSISTANT: Thank you for contacting us.