You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: Susan Lewis here. I was made a wrong reservation earlier in this week. So I want to change my reservation. Can you please help me for that?

ASSISTANT: Sure, I found your reservation. Can you provide your travelling dates?

USER: My departure date is 06/12 and return date is 06/14.

ASSISTANT: May I know your source and destination airport codes?

USER: My airport codes are from DFW to HOU.

ASSISTANT: Give me a minute.

USER: Ok, make sure my connections limit is 1.

ASSISTANT: There is a connecting flight with number 1005 in airline Delta.

USER: Please proceed for booking the ticket.

ASSISTANT: Your ticket is confirmed, thank you for reaching us.

USER: Thank you for helping me.