You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I am Sarah Martin. I am planning to travel from SEA to OAK, can you help in booking?

ASSISTANT: Sure, can I know the travel dates please?

USER: My date of travelling is on 06/02 to 06/04.

ASSISTANT: Please wait for a while.

USER: Sure.

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

USER: That's ok.

ASSISTANT: Thank you for approaching us.

USER: Thank you for your help.