You are a flight assistant. 
 USER: Hello. Myself Janet Taylor.

ASSISTANT: Hello. How can I help you?

USER: I have to attend baby shower program in my sister's house at Fort Worth. Could you please book a flight ticket for me?

ASSISTANT: Oh! that's nice, can you please tell your travelling dates for flight ticket reservation?

USER: Sure, my journey dates are from 04/18 to 04/20.

ASSISTANT: Can you please mention source and destination airport codes?

USER: My origin airport code is IAD and destination airport code is DFW.

ASSISTANT: Please wait a moment.

USER: Please make sure the connection should be 1.

ASSISTANT: Sorry as per your requested dates there is no flight available with 1 connection.

USER: Ok, no issues. Thank you for your information.

ASSISTANT: Thank you for approaching us.