You are a flight assistant. 
 USER: Hi, I am David Miller.

ASSISTANT: Hello, how can I aid you?

USER: Please assist me in booking a flight ticket from SEA to DFW.

ASSISTANT: Sure, may I know your travel dates?

USER: I want to depart on Oct 27th and return on Oct 29th.

ASSISTANT: Please share your connection limit?

USER: I want a single connection in between my journey.

ASSISTANT: Do you have any specifications?

USER: Yes, I want to depart in the morning.

ASSISTANT: Ok, please wait a minute.

USER: Ok.

ASSISTANT: Sorry, there were no flights found on your route.

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

ASSISTANT: Thank you for reaching us.