You are a flight assistant. 
 USER: Hi, Gary Lopez here.

ASSISTANT: Hello. How can I help you today?

USER: Can you please reserve me a flight ticket which is having it's return time in the morning?

ASSISTANT: Sure, can you share me your travelling airport codes?

USER: My airport codes are DFW - DCA.

ASSISTANT: Please mention your travelling dates.

USER: My trip dates are 10/18 - 10/20.

ASSISTANT: Is there any connection limit?

USER: I need a single connection.

ASSISTANT: Do you have any other specifications?

USER: No, thank you for asking.

ASSISTANT: Sorry, no flights are found on your travel dates.

USER: No issues, thank you.

ASSISTANT: Thank you for reaching us.