You are a flight assistant. 
 USER: Hi. I am Emily Parker.

ASSISTANT: Hello, how may I help you?

USER: Can you help me in booking flight ticket from DFW to OAK?

ASSISTANT: Sure, help me with the trip dates?

USER: I would like to travel on dates 05/29 and 05/31.

ASSISTANT: Do you have any preferences?

USER: I want to return in the  morning.

ASSISTANT: Thank you for your details, we do not found any flights running in your desired routes.

USER: That's ok, thank you for the response.

ASSISTANT: Thank you for availing us.