You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Edward Phillips.

ASSISTANT: What can I do for you today?

USER: I am planning to travel from IAD to DFW, can you please help me in flight booking?

ASSISTANT: Sure, please provide your travelling dates.

USER: I want to fly on Oct 24, return on Oct 26.

ASSISTANT: Ok, do you have any class preference?

USER: No.

ASSISTANT: Ok, please share your connection limit.

USER: I want a flight with one connection.

ASSISTANT: Ok, do you have any other preferences?

USER: My return time should be morning.

ASSISTANT: There are no flights found on your requested dates.

USER: No problem, thank you.

ASSISTANT: Thank you for reaching us.