You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: I am Virginia Parker here. I want to reserve my ticket from OAK to HOU.

ASSISTANT: Sure, I am here to help you. Can you please provide your travel dates?

USER: Sure, my planned dates of journey are from Mar, 01 to Mar, 03.

ASSISTANT: Do you have any connection limit?

USER: No, I need a direct flight.

ASSISTANT: May I know your departure and arrival time?

USER: Ok, I need a return time at morning.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: Ok, please be on hold.

USER: Sure, I will wait.

ASSISTANT: Sorry, there are no flights in this route as per your travelling dates.

USER: Ok, not an issue. Thank you for your service.

ASSISTANT: Thank you for reaching us.